CN219164452U - Miniaturized compact electrolytic capacitor power unit - Google Patents
Miniaturized compact electrolytic capacitor power unit Download PDFInfo
- Publication number
- CN219164452U CN219164452U CN202223544897.3U CN202223544897U CN219164452U CN 219164452 U CN219164452 U CN 219164452U CN 202223544897 U CN202223544897 U CN 202223544897U CN 219164452 U CN219164452 U CN 219164452U
- Authority
- CN
- China
- Prior art keywords
- electrolytic capacitor
- radiator
- aluminum electrolytic
- module
- power unit
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Power Conversion In General (AREA)
Abstract
The utility model discloses a miniaturized compact electrolytic capacitor power unit, which relates to the technical field of power unit modules and solves the problems of complex installation and low power density of the power unit modules, wherein the module comprises a case main shell, an aluminum electrolytic capacitor, a clamp, an IGBT module, an IGBT connecting row, a radiator, a rectifier bridge module, a through-wall wiring terminal, a main circuit PCB (printed circuit board) and fast melting, wherein the aluminum electrolytic capacitor is fixed at the bottom of the unit main shell through the clamp and is arranged under the radiator in a two-row and three-column arrangement structure; the IGBT module is fixed at the rear side of the radiator substrate, and the output of the IGBT module is connected with the through-wall wiring terminal through a cable; the rectifier bridge module is fixed at the front lower part of the radiator substrate and is connected with the fast melting through a cable; the main circuit PCB is arranged on the upper part of the aluminum electrolytic capacitor to realize the parallel connection of the aluminum electrolytic capacitor, and the aluminum electrolytic capacitor has the characteristics of reasonable layout and compact structure, reduces the installation procedure, and has the characteristics of high installation efficiency and high integration.
Description
Technical Field
The utility model relates to a power unit with a PCB structure in the field of power electronics, in particular to a power unit module in a high-voltage frequency converter.
Background
With the rapid development of modern power electronics technology, the development of power semiconductor technology is promoted. The traditional high-voltage frequency converter unit consists of a rectifying module, an IGBT (insulated gate bipolar transistor) and the like, a plurality of power semiconductor devices are needed, the corresponding radiator is large in size, the power devices are connected through copper bars and the like, the installation is complex, the structural layout is unreasonable, and the power unit module is high in cost, small in power density and large in size.
Disclosure of Invention
In order to solve the problems, the utility model provides a miniaturized compact electrolytic capacitor power unit which has the characteristics of compact structure, small volume, high power density and convenient installation and maintenance.
In order to achieve the aim of the utility model, the technical scheme adopted by the utility model is as follows:
a miniaturized compact electrolytic capacitor power unit comprises a case main shell, an aluminum electrolytic capacitor, a clamp, an IGBT module, an IGBT connection row, a radiator, a rectifier bridge module, a through-wall wiring terminal, a main circuit PCB (printed circuit board) and a fast fuse, wherein the radiator is fixedly arranged at the upper part of the case main shell, vertically arranged, and the aluminum electrolytic capacitor is fixed at the inner bottom of the case main shell through the clamp and is arranged under the radiator to form a two-row and three-column arrangement structure;
the IGBT module is fixed at the rear side of the substrate of the radiator, and the output end of the IGBT module is connected with the through-wall wiring terminal through a cable III;
the rectifier bridge module is fixed at the front lower part of the base plate of the radiator and is connected with the fast melting through a cable I;
the main circuit PCB is arranged on the upper part of the aluminum electrolytic capacitor and horizontally arranged, is connected with the anode and the cathode of the capacitor, realizes the parallel connection of the aluminum electrolytic capacitor, is connected with the rectifier bridge module through the cable II and is connected with the IGBT module through the IGBT connecting row.
The quick melting device is arranged on the outer side of the front side panel of the main case body, and a handle is arranged at the upper end of the outer side of the front side panel of the main case body.
The through-wall wiring terminal is arranged at the upper part of the front side panel of the main shell.
The beneficial effects of the utility model are as follows: the miniaturized compact electrolytic capacitor power unit has the characteristics of reasonable layout, compact structure, high installation efficiency, high power density and high integration.
Drawings
FIG. 1 is a schematic diagram of the structure of the present utility model;
FIG. 2 is a schematic external view of the present utility model;
FIG. 3 is a schematic diagram of a cable connection of the present utility model;
fig. 4 is a schematic diagram of the installation of the main circuit PCB board of the present utility model.
The intelligent power distribution box comprises a 1-box main shell, a 2-aluminum electrolytic capacitor, a 3-clamp, a 4-IGBT module, a 5-IGBT connection row, a 6-radiator, a 7-rectifier bridge module, an 8-through-wall wiring terminal, a 9-main loop PCB (printed circuit board), a 10-quick fuse 10, 11.1-cable I, 11.2-cable II and 11.3-cable III.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
as shown in the figure, the miniaturized compact electrolytic capacitor power unit comprises a case main shell 1, an aluminum electrolytic capacitor 2, a clamp 3, an IGBT module 4, an IGBT connection row 5, a radiator 6, a rectifier bridge module 7, a through-wall wiring terminal 8, a main loop PCB 9 and a fast fuse 10, wherein the radiator 6 is fixedly arranged at the upper part of the case main shell, is vertically arranged, and the aluminum electrolytic capacitor 2 is fixedly arranged at the inner bottom of the case main shell through the clamp 3 and is arranged under the radiator 6 in a two-row and three-column arrangement structure;
the IGBT module 4 is fixed at the rear side of the substrate of the radiator 6, and the output end of the IGBT module 4 is connected with the through-wall wiring terminal 8 through a cable III 11.3;
the rectifier bridge module 7 is fixed at the front lower part of the base plate of the radiator 6 and is connected with the fast fuse 10 through a cable I11.1;
the main circuit PCB 9 is arranged on the upper portion of the aluminum electrolytic capacitor 2, is horizontally arranged, is connected with the anode and the cathode of the capacitor, realizes that the aluminum electrolytic capacitor 2 is connected in parallel, and is connected with the rectifier bridge module 7 through the cable II 11.2, and is connected with the IGBT module 4 through the IGBT connecting row 5.
The quick fuse 10 is arranged on the outer side of the front side panel of the main case body, and a fuse mainly playing a role in protection is arranged on the upper end of the outer side of the front side panel of the main case body.
The through-wall wiring terminal 8 is arranged at the upper part of the front side panel of the main shell.
The miniaturized compact electrolytic capacitor power unit has the characteristics of reasonable layout, compact structure, high installation efficiency, high power density and high integration.
The above embodiments are only for illustrating the technical solution of the present utility model, and are not limiting. Although the utility model has been described in detail with reference to the foregoing embodiments, it will be understood by those of ordinary skill in the art that: the technical scheme described in the foregoing embodiments can be modified or some technical features thereof can be replaced by equivalents; such modifications and substitutions do not depart from the spirit and scope of the technical solutions of the embodiments of the present utility model.
Claims (3)
1. A miniaturized compact electrolytic capacitor power unit is characterized in that: the aluminum electrolytic capacitor is fixed at the inner bottom of the main case body through the clamp, and is arranged under the radiator in a two-row and three-column arrangement structure;
the IGBT module is fixed at the rear side of the substrate of the radiator, and the output end of the IGBT module is connected with the through-wall wiring terminal through a cable III;
the rectifier bridge module is fixed at the front lower part of the base plate of the radiator and is connected with the fast melting through a cable I;
the main circuit PCB is arranged on the upper part of the aluminum electrolytic capacitor and horizontally arranged, is connected with the anode and the cathode of the capacitor, realizes the parallel connection of the aluminum electrolytic capacitor, is connected with the rectifier bridge module through the cable II and is connected with the IGBT module through the IGBT connecting row.
2. The miniaturized compact electrolytic capacitor power cell of claim 1, wherein: the quick melting device is arranged on the outer side of the front side panel of the main case body, and a handle is arranged at the upper end of the outer side of the front side panel of the main case body.
3. The miniaturized compact electrolytic capacitor power cell of claim 1, wherein: the through-wall wiring terminal is arranged at the upper part of the front side panel of the main shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223544897.3U CN219164452U (en) | 2022-12-30 | 2022-12-30 | Miniaturized compact electrolytic capacitor power unit |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202223544897.3U CN219164452U (en) | 2022-12-30 | 2022-12-30 | Miniaturized compact electrolytic capacitor power unit |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN219164452U true CN219164452U (en) | 2023-06-09 |
Family
ID=86636234
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202223544897.3U Active CN219164452U (en) | 2022-12-30 | 2022-12-30 | Miniaturized compact electrolytic capacitor power unit |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN219164452U (en) |
-
2022
- 2022-12-30 CN CN202223544897.3U patent/CN219164452U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN106130316B (en) | A kind of current transformer module based on perpendicular dress stack bus bar | |
| CN201450442U (en) | Single bridge arm water-cooling current transformer device | |
| CN202019316U (en) | Solar inverter power module of solar inverter | |
| CN219164452U (en) | Miniaturized compact electrolytic capacitor power unit | |
| CN112911799A (en) | Packaging structure and packaging method of low parasitic parameter power module | |
| CN208849706U (en) | A kind of high power motor controller discrete IGBT input and output build up the mounting structure of busbar | |
| CN211480449U (en) | Laminated busbar of high-power inverter | |
| CN214381606U (en) | Packaging structure of low parasitic parameter power module | |
| CN212210946U (en) | Single-polarity modularized solar cell split type junction box | |
| CN201365207Y (en) | Topology structure of large-power IGBT parallel driving circuit | |
| CN202798481U (en) | Power device used for photovoltaic inverter | |
| CN209087837U (en) | A kind of IGBT module | |
| CN202026250U (en) | Main circuit structure of inverter power module | |
| CN217563143U (en) | Water-cooling power module of high-capacity static var generator | |
| CN102820277A (en) | Copper-covered ceramic substrate structure of IGBT (Insulated Gate Bipolar Translator) module | |
| CN208026850U (en) | Electronic load | |
| CN105490558A (en) | Diode clamped three-level converter and power system thereof | |
| CN218897176U (en) | Compact miniaturized electrolytic capacitor type power unit module | |
| CN217406387U (en) | Frequency converter | |
| CN218570110U (en) | NPC topological circuit, circuit board and electrical apparatus | |
| CN209963055U (en) | IGBT H bridge module | |
| CN217545907U (en) | Driving module of three-level converter | |
| CN214900790U (en) | Split type terminal box of solar photovoltaic module | |
| CN217425966U (en) | Compact servo driver | |
| CN215731660U (en) | Paster element, paster MOSFET and paster IGBT |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |